HUNTSVILLE, AL (WAFF)- Huntsville Police are looking for a thief who robbed a Family Dollar store. The robber hit the store on Pulaski Pike around 9:00 Wednesday night. Police said the robber pulled out a knife and demanded cash. The robber made off with cash and a carton of cigarettes. Police collected evidence from the scene and talked to witnesses to get a description of the thief. Officials...